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-rw-r--r--include/linux/mempolicy.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index b972f985a3c5..ed00b278cb93 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -151,6 +151,14 @@ extern struct mempolicy default_policy;
extern struct zonelist *huge_zonelist(struct vm_area_struct *vma,
unsigned long addr);
+extern int policy_zone;
+
+static inline void check_highest_zone(int k)
+{
+ if (k > policy_zone)
+ policy_zone = k;
+}
+
#else
struct mempolicy {};
@@ -221,6 +229,9 @@ static inline struct zonelist *huge_zonelist(struct vm_area_struct *vma,
return NODE_DATA(0)->node_zonelists + gfp_zone(GFP_HIGHUSER);
}
+static inline void check_highest_zone(int k)
+{
+}
#endif /* CONFIG_NUMA */
#endif /* __KERNEL__ */